On or Before
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
These words, inserted in a stipulation to do an act or pay money, entitle the party stipulating to perform at any time before the day; and upon performance or tender and refusal, he is immediately vested with all the rights which would have attached if performance were made on the day.
Wall v. Simpson, 6 J. J. Marsh. (Ky.) 156, 22 Am. Dec. 72.
Once a fraud, always a fraud.
W Vim Abr. 539.